/* * Copyright (C) 2012, 2016 higherfrequencytrading.com * Copyright (C) 2016 Roman Leventov * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation, either version 3 of the License. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ package net.openhft.chronicle.map; import net.openhft.chronicle.bytes.Bytes; import net.openhft.chronicle.hash.serialization.BytesReader; import net.openhft.chronicle.hash.serialization.BytesWriter; import net.openhft.chronicle.hash.serialization.impl.EnumMarshallable; import net.openhft.chronicle.set.Builder; import org.jetbrains.annotations.NotNull; import org.junit.Test; public class Issue43Test { public static void main(String[] args) { new Issue43Test().testIssue43(); } @Test public void testIssue43() { try { ChronicleMap<Long, ValueWrapper> map = ChronicleMapBuilder .of(Long.class, ValueWrapper.class) .entries(512) .valueMarshaller(ArrayMarshaller.INSTANCE) .constantValueSizeBySample(new ValueWrapper(new double[128])) .createPersistedTo(Builder.getPersistenceFile()); System.out.println("Created the monkey map ValueWrapper 128"); } catch (Throwable ex) { System.out.println(ex); } } private static class ValueWrapper { private final double values[]; public ValueWrapper(double[] values) { this.values = values; } } private static final class ArrayMarshaller implements BytesReader<ValueWrapper>, BytesWriter<ValueWrapper>, EnumMarshallable<ArrayMarshaller> { public static final ArrayMarshaller INSTANCE = new ArrayMarshaller(); private ArrayMarshaller() {} @Override public void write(Bytes bytes, @NotNull ValueWrapper vw) { bytes.writeInt(vw.values.length); for (int i = 0; i < vw.values.length; i ++) { bytes.writeDouble(vw.values[i]); } } @NotNull @Override public ValueWrapper read(Bytes in, ValueWrapper using) { throw new UnsupportedOperationException("Not supported yet."); } @Override public ArrayMarshaller readResolve() { return INSTANCE; } } }